/*
 * Copyright 2010 Chad Retz
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package org.jdocng.cmd.check;

import org.jdocng.shared.JavadocNgRuntimeException;
import org.junit.Assert;

/**
 * Base class for equality assertions
 *
 * @author Chad Retz
 */
public abstract class EqualityAsserter<T> {
    
    /**
     * Returns true if both are null or false otherwise
     * 
     * @param message
     * @param expected
     * @param actual
     * @return
     */
    protected boolean assertBothNullOrNot(String message, Object expected,
            Object actual) {
        if (expected == null) {
            Assert.assertNull(message, actual);
            return true;
        }
        Assert.assertNotNull(message, actual);
        return false;
    }

    public void assertEqual(String name, T[] expected, T[] actual) {
        Assert.assertEquals(name + " count different on " + actual,
                expected.length, actual.length);
        for (int i = 0; i < expected.length; i++) {
            try {
                
            } catch (AssertionError e) {
                throw new JavadocNgRuntimeException(
                        name + " different on for index " + i + 
                        " on" + actual, e);
            }
        }
    }
    
    public abstract void assertEqual(T expected, T actual);
}
